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 .startsWith() vs .test() vs .match() vs .indexOf() (version: 0)

Comparing performance of: regexp .test() vs string .match() vs indexOf === 0 vs string .startsWith()

Created: 3 years ago by: Guest
Jump to the latest result
Script Preparation code:
Tests:

  • regexp .test()

  • string .match()

  • indexOf === 0

  • string .startsWith()

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    regexp .test()
    string .match()
    indexOf === 0
    string .startsWith()

    Fastest: N/A

    Slowest: N/A

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Latest run results:
Run details: (Test run date: 3 days ago)
Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36 OPR/95.0.0.0
Opera 95 on Windows 7
View result in a separate tab
Test name Executions per second
regexp .test() 2664296.0 Ops/sec
string .match() 2427510.0 Ops/sec
indexOf === 0 5299471.0 Ops/sec
string .startsWith() 3358415.0 Ops/sec